diff options
Diffstat (limited to 'bs4/__init__.py')
| -rw-r--r-- | bs4/__init__.py | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/bs4/__init__.py b/bs4/__init__.py index 37993ce..003dccb 100644 --- a/bs4/__init__.py +++ b/bs4/__init__.py @@ -376,7 +376,18 @@ class BeautifulSoup(Tag): if parent.next_sibling: # This node is being inserted into an element that has # already been parsed. Deal with any dangling references. - index = parent.contents.index(o) + index = len(parent.contents)-1 + while index >= 0: + if parent.contents[index] is o: + break + index -= 1 + else: + raise ValueError( + "Error in html5lib tree builder: supposedly %r was " + "inserted into %r, but I don't see it!" % ( + o, parent + ) + ) if index == 0: previous_element = parent previous_sibling = None |